{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "Conventional LW rats , implanted with testosterone at age 4 months , developed a higher incidence of prostate cancer after an average interval of 14 months : 24 % had developed gross tumors , and 40 % when it included microscopic tumors ."}
{"Disease": ["prostate cancer", "tumors"], "Chemical": ["testosterone"]}